#include<bits/stdc++.h>
using namespace std;
int main(){
    freopen("color.in","r",stdin);
    freopen("color.out","w",stdout);
    int T;
    int i,j,n;
    int A,C[n];
    cin>>n;
    {
        for(i=0;i==j;i++);
        cin>>j;
    }
    {
        for(i=0;i=!j;i++);
        cin>>i;
    }
    cout<<C;
    return 0;
}
